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2019-01-17net/mlx4: remove unneeded semicolonYueHaibing
Remove unneeded semicolon. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Reviewed-by: Leon Romanovsky <leonro@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: ethernet: ti: cpsw-phy-sel: remove unneeded semicolonYueHaibing
Remove unneeded semicolon. Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17sb1000: fix a couple of indentation issues and remove assignment in if ↵Colin Ian King
statements There is an if statement and a return statement that are incorrectly indented. Fix these. Also replace the assignment-in-if statements to assignment followed by an if to keep to the coding style. Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17dpaa2-eth: Fix ndo_stop routineIoana Ciocoi Radulescu
In the current implementation, on interface down we disabled NAPI and then manually drained any remaining ingress frames. This could lead to a situation when, under heavy traffic, the data availability notification for some of the channels would not get rearmed correctly. Change the implementation such that we let all remaining ingress frames be processed as usual and only disable NAPI once the hardware queues are empty. We also add a wait on the Tx side, to allow hardware time to process all in-flight Tx frames before issueing the disable command. Signed-off-by: Ioana Radulescu <ruxandra.radulescu@nxp.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17wan: dscc4: fix various indentation issuesColin Ian King
There are some lines that have indentation issues, fix these. Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17mlxsw: spectrum: Add extack messages to VXLAN FDB rejectionPetr Machata
Annotate the rejections in mlxsw_sp_switchdev_vxlan_work_prepare() with textual reasons. Because this code ends up being invoked for FDB replay as well, drop the default message from there, so that the more accurate error message is not overwritten. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17switchdev: Add extack argument to call_switchdev_notifiers()Petr Machata
A follow-up patch will enable vetoing of FDB entries. Make it possible to communicate details of why an FDB entry is not acceptable back to the user. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17vxlan: Add extack to switchdev operationsPetr Machata
There are four sources of VXLAN switchdev notifier calls: - the changelink() link operation, which already supports extack, - ndo_fdb_add() which got extack support in a previous patch, - FDB updates due to packet forwarding, - and vxlan_fdb_replay(). Extend vxlan_fdb_switchdev_call_notifiers() to include extack in the switchdev message that it sends, and propagate the argument upwards to the callers. For the first two cases, pass in the extack gotten through the operation. For case #3, pass in NULL. To cover the last case, extend vxlan_fdb_replay() to take extack argument, which might come from whatever operation necessitated the FDB replay. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17mlxsw: Add extack to mlxsw_sp_nve_ops.fdb_replayPetr Machata
A follow-up patch will extend vxlan_fdb_replay() with an extack argument. Extend the fdb_replay callback in mlxsw likewise so that the argument is ready for the vxlan conversion. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: Add extack argument to ndo_fdb_add()Petr Machata
Drivers may not be able to support certain FDB entries, and an error code is insufficient to give clear hints as to the reasons of rejection. In order to make it possible to communicate the rejection reason, extend ndo_fdb_add() with an extack argument. Adapt the existing implementations of ndo_fdb_add() to take the parameter (and ignore it). Pass the extack parameter when invoking ndo_fdb_add() from rtnl_fdb_add(). Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17vxlan: changelink: Delete remote after updatePetr Machata
If a change in remote address prompts a change in a default FDB entry, that change might be vetoed. If that happens, it would then be necessary to reinstate the already-removed default FDB entry corresponding to the previous remote address. Instead, arrange to have the previous address removed only after the FDB is successfully vetted. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17vxlan: changelink: Postpone vxlan_config_apply()Petr Machata
When an FDB entry is vetoed, it is necessary to unroll the changes that have already been done. To avoid having to unroll vxlan_config_apply(), postpone the call after the point where the vetoing takes place. Since the call can't fail, it doesn't necessitate any cleanups in the preceding FDB update logic. Correspondingly, move down the mod_timer() call as well. References to *dst need to be replaced with references to conf. Additionally, old_dst and old_age_interval are not necessary anymore, and therefore drop them. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17vxlan: changelink: Inline vxlan_dev_configure()Petr Machata
The changelink operation may cause change in remote address, and therefore an FDB update, which can be vetoed. To properly handle vetoing, vxlan_changelink() needs to be gradually updated. In this patch simply replace vxlan_dev_configure() with the two constituent calls. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17vxlan: Allow vetoing of FDB notificationsPetr Machata
Change vxlan_fdb_switchdev_call_notifiers() to return the result from calling switchdev notifiers. Propagate the error number up the stack. In vxlan_fdb_update_existing() and vxlan_fdb_update_create() add rollbacks to clean up the work that was done before the veto. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17vxlan: Have vxlan_fdb_replace() save original rdst valuePetr Machata
To enable rollbacks after vetoed FDB updates, extend vxlan_fdb_replace() to take an additional argument where it should store the original values of a modified rdst. Update the sole caller. The following patch will make use of the saved value. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17vxlan: Split vxlan_fdb_update() in twoPetr Machata
In order to make it easier to implement rollbacks after FDB update vetoing, separate the FDB update code to two parts: one that deals with updates of existing FDB entries, and one that creates new entries. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17vxlan: Move up vxlan_fdb_free(), vxlan_fdb_destroy()Petr Machata
These functions will be needed for rollbacks of vetoed FDB entries. Move them up so that they are visible at their intended point of use. Signed-off-by: Petr Machata <petrm@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: phy: micrel: use phy_read_mmd and phy_write_mmdHeiner Kallweit
This driver implements open-coded versions of phy_read_mmd() and phy_write_mmd() for KSZ9031. That's not needed, let's use the phylib functions directly. This is compile-tested only because I have no such hardware. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17davicom: Annotate implicit fall through in dm9000_set_ioMathieu Malaterre
There is a plan to build the kernel with -Wimplicit-fallthrough and this place in the code produced a warning (W=1). This commit removes the following warning: include/linux/device.h:1480:5: warning: this statement may fall through [-Wimplicit-fallthrough=] drivers/net/ethernet/davicom/dm9000.c:397:3: note: in expansion of macro 'dev_dbg' drivers/net/ethernet/davicom/dm9000.c:398:2: note: here Signed-off-by: Mathieu Malaterre <malat@debian.org> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: dsa: lantiq_gswip: drop bogus drvdata checkJohan Hovold
The platform-device driver data is set on successful probe and will never be NULL on remove (or we have much bigger problems). Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: dsa: lantiq_gswip: fix OF child-node lookupsJohan Hovold
Use the new of_get_compatible_child() helper to look up child nodes to avoid ever matching non-child nodes elsewhere in the tree. Also fix up the related struct device_node leaks. Fixes: 14fceff4771e ("net: dsa: Add Lantiq / Intel DSA driver for vrx200") Cc: stable <stable@vger.kernel.org> # 4.20 Cc: Hauke Mehrtens <hauke@hauke-m.de> Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: dsa: lantiq_gswip: fix use-after-free on failed probeJohan Hovold
Make sure to disable and deregister the switch on late probe errors to avoid use-after-free when the device-resource-managed switch is freed. Fixes: 14fceff4771e ("net: dsa: Add Lantiq / Intel DSA driver for vrx200") Cc: stable <stable@vger.kernel.org> # 4.20 Cc: Hauke Mehrtens <hauke@hauke-m.de> Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Acked-by: Hauke Mehrtens <hauke@hauke-m.de> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17sfc: extend MTD support for newer hardwareBert Kenward
The X2 family of NICs (based on the SFC9250) have additional MTD partitions for firmware and configuration. This includes partitions that are read-only. The NICs also have extended versions of the NVRAM interface, allowing more detailed status information to be returned. Signed-off-by: Bert Kenward <bkenward@solarflare.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: phy: check return code when requesting PHY driver moduleHeiner Kallweit
When requesting the PHY driver module fails we'll bind the genphy driver later. This isn't obvious to the user and may cause, depending on the PHY, different types of issues. Therefore check the return code of request_module(). Note that we only check for failures in loading the module, not whether a module exists for the respective PHY ID. v2: - add comment explaining what is checked and what is not - return error from phy_device_create() if loading module fails Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: hns: Use struct_size() in devm_kzalloc()Gustavo A. R. Silva
One of the more common cases of allocation size calculations is finding the size of a structure that has a zero-sized array at the end, along with memory for some number of elements for that array. For example: struct foo { int stuff; struct boo entry[]; }; instance = devm_kzalloc(dev, sizeof(struct foo) + count * sizeof(struct boo), GFP_KERNEL); Instead of leaving these open-coded and prone to type mistakes, we can now use the new struct_size() helper: instance = devm_kzalloc(dev, struct_size(instance, entry, count), GFP_KERNEL); This code was detected with the help of Coccinelle. Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net: phy: Add helpers to determine if PHY driver is genericFlorian Fainelli
We are already checking in phy_detach() that the PHY driver is of generic kind (1G or 10G) and we are going to make use of that in the SFP layer as well for 1000BaseT SFP modules, so expose helper functions to return that information. Signed-off-by: Florian Fainelli <f.fainelli@gmail.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-17net-next/hinic: replace disable_irq_nosync/enable_irqXue Chaojing
In order to avoid frequent system interrupts when sending and receiving packets. we replace disable_irq_nosync/enable_irq with hinic_set_msix_state(), hinic_set_msix_state is used to access memory mapped hinic devices. Signed-off-by: Xue Chaojing <xuechaojing@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16cxgb4/l2t: Use struct_size() in kvzalloc()Gustavo A. R. Silva
One of the more common cases of allocation size calculations is finding the size of a structure that has a zero-sized array at the end, along with memory for some number of elements for that array. For example: struct foo { int stuff; struct boo entry[]; }; instance = kvzalloc(sizeof(struct foo) + count * sizeof(struct boo), GFP_KERNEL); Instead of leaving these open-coded and prone to type mistakes, we can now use the new struct_size() helper: instance = kvzalloc(struct_size(instance, entry, count), GFP_KERNEL); This code was detected with the help of Coccinelle. Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16net: phy: don't include asm/irq.h directlyHeiner Kallweit
There's no need to and one shouldn't include asm/irq.h directly. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16net: phy: improve logging in phylibHeiner Kallweit
Some time ago phydev_info() and friends have been added. They allow to improve and simplify logging. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reviewed-by: Andrew Lunn <andrew@lunn.ch> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16net: phy: remove preliminary workaround for not loading PHY driverHeiner Kallweit
This workaround attempt helped for some but not all affected users. With commit 11287b693d03 ("r8169: load Realtek PHY driver module before r8169") we have a better workaround now, so we an remove the first attempt. Signed-off-by: Heiner Kallweit <hkallweit1@gmail.com> Reviewed-by: Florian Fainelli <f.fainelli@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16nfp: flower: enable MAC address sharing for offloadable devsJohn Hurley
A MAC address is not necessarily a unique identifier for a netdev. Drivers such as Linux bonds, for example, can apply the same MAC address to the upper layer device and all lower layer devices. NFP MAC offload for tunnel decap includes port verification for reprs but also supports the offload of non-repr MAC addresses by assigning 'global' indexes to these. This means that the FW will not verify the incoming port of a packet matching this destination MAC. Modify the MAC offload logic to assign global indexes based on MAC address instead of net device (as it currently does). Use this to allow multiple devices to share the same MAC. In other words, if a repr shares its MAC address with another device then give the offloaded MAC a global index rather than associate it with an ingress port. Track this so that changes can be reverted as MACs stop being shared. Implement this by removing the current list based assignment of global indexes and replacing it with an rhashtable that maps an offloaded MAC address to the number of devices sharing it, distributing global indexes based on this. Signed-off-by: John Hurley <john.hurley@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16nfp: flower: ensure MAC cleanup on address changeJohn Hurley
It is possible to receive a MAC address change notification without the net device being down (e.g. when an OvS bridge is assigned the same MAC as a port added to it). This means that an offloaded MAC address may not be removed if its device gets a new address. Maintain a record of the offloaded MAC addresses for each repr and netdev assigned a MAC offload index. Use this to delete the (now expired) MAC if a change of address event occurs. Only handle change address events if the device is already up - if not then the netdev up event will handle it. Signed-off-by: John Hurley <john.hurley@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16nfp: flower: add infastructure for non-repr priv dataJohn Hurley
NFP repr netdevs contain private data that can store per port information. In certain cases, the NFP driver offloads information from non-repr ports (e.g. tunnel ports). As the driver does not have control over non-repr netdevs, it cannot add/track private data directly to the netdev struct. Add infastructure to store private information on any non-repr netdev that is offloaded at a given time. This is used in a following patch to track offloaded MAC addresses for non-reprs and enable correct house keeping on address changes. Signed-off-by: John Hurley <john.hurley@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16nfp: flower: ensure deletion of old offloaded MACsJohn Hurley
When a potential tunnel end point goes down then its MAC address should not be matchable on the NFP. Implement a delete message for offloaded MACs and call this on net device down. While at it, remove the actions on register and unregister netdev events. A MAC should only be offloaded if the device is up. Note that the netdev notifier will replay any notifications for UP devices on registration so NFP can still offload ports that exist before the driver is loaded. Similarly, devices need to go down before they can be unregistered so removal of offloaded MACs is only required on down events. Signed-off-by: John Hurley <john.hurley@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16nfp: flower: remove list infastructure from MAC offloadJohn Hurley
Potential MAC destination addresses for tunnel end-points are offloaded to firmware. This was done by building a list of such MACs and writing to firmware as blocks of addresses. Simplify this code by removing the list format and sending a new message for each offloaded MAC. This is in preparation for delete MAC messages. There will be one delete flag per message so we cannot assume that this applies to all addresses in a list. Signed-off-by: John Hurley <john.hurley@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16nfp: flower: ignore offload of VF and PF repr MAC addressesJohn Hurley
Currently MAC addresses of all repr netdevs, along with selected non-NFP controlled netdevs, are offloaded to FW as potential tunnel end-points. However, the addresses of VF and PF reprs are meaningless outside of internal communication and it is only those of physical port reprs required. Modify the MAC address offload selection code to ignore VF/PF repr devs. Signed-off-by: John Hurley <john.hurley@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16nfp: flower: tidy tunnel related private dataJohn Hurley
Recent additions to the flower app private data have grouped the variables of a given feature into a struct and added that struct to the main private data struct. In keeping with this, move all tunnel related private data to their own struct. This has no affect on functionality but improves readability and maintenance of the code. Signed-off-by: John Hurley <john.hurley@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16nfp: flower: support multiple memory units for filter offloadsPieter Jansen van Vuuren
Adds support for multiple memory units which are used for filter offloads. Each filter is assigned a stats id, the MSBs of the id are used to determine which memory unit the filter should be offloaded to. The number of available memory units that could be used for filter offload is obtained from HW. A simple round robin technique is used to allocate and distribute the ids across memory units. Signed-off-by: Pieter Jansen van Vuuren <pieter.jansenvanvuuren@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16nfp: flower: increase cmesg reply timeoutFred Lotter
QA tests report occasional timeouts on REIFY message replies. Profiling of the two cmesg reply types under burst conditions, with a 12-core host under heavy cpu and io load (stress --cpu 12 --io 12), show both PHY MTU change and REIFY replies can exceed the 10ms timeout. The maximum MTU reply wait under burst is 16ms, while the maximum REIFY wait under 40 VF burst is 12ms. Using a 4 VF REIFY burst results in an 8ms maximum wait. A larger VF burst does increase the delay, but not in a linear enough way to justify a scaled REIFY delay. The worse case values between MTU and REIFY appears close enough to justify a common timeout. Pick a conservative 40ms to make a safer future proof common reply timeout. The delay only effects the failure case. Change the REIFY timeout mechanism to use wait_event_timeout() instead of wait_event_interruptible_timeout(), to match the MTU code. In the current implementation, theoretically, a signal could interrupt the REIFY waiting period, with a return code of ERESTARTSYS. However, this is caught under the general timeout error code EIO. I cannot see the benefit of exposing the REIFY waiting period to signals with such a short delay (40ms), while the MTU mechnism does not use the same logic. In the absence of any reply (wakeup() call), both reply types will wake up the task after the timeout period. The REIFY timeout applies to the entire representor group being instantiated (e.g. VFs), while the MTU timeout apples to a single PHY MTU change. Signed-off-by: Fred Lotter <frederik.lotter@netronome.com> Reviewed-by: Jakub Kicinski <jakub.kicinski@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16net: sungem: fix indentation, remove a tabColin Ian King
The declaration of variable 'found' is one level too deep, fix this by removing a tab. Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16drivers: net: atp: fix various indentation issuesColin Ian King
There are various lines that have indentation issues, fix these. Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16bnx2x: fix various indentation issuesColin Ian King
There are lines that have indentation issues, fix these. Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16mlxsw: spectrum_nve: Use struct_size() in kzalloc()Gustavo A. R. Silva
One of the more common cases of allocation size calculations is finding the size of a structure that has a zero-sized array at the end, along with memory for some number of elements for that array. For example: struct foo { int stuff; struct boo entry[]; }; instance = kzalloc(sizeof(struct foo) + count * sizeof(struct boo), GFP_KERNEL); Instead of leaving these open-coded and prone to type mistakes, we can now use the new struct_size() helper: instance = kzalloc(struct_size(instance, entry, count), GFP_KERNEL); This issue was detected with the help of Coccinelle. Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-16mlxsw: spectrum_acl_bloom_filter: use struct_size() in kzalloc()Gustavo A. R. Silva
One of the more common cases of allocation size calculations is finding the size of a structure that has a zero-sized array at the end, along with memory for some number of elements for that array. For example: struct foo { int stuff; void *entry[]; }; instance = kzalloc(sizeof(struct foo) + sizeof(void *) * count, GFP_KERNEL); Instead of leaving these open-coded and prone to type mistakes, we can now use the new struct_size() helper: instance = kzalloc(struct_size(instance, entry, count), GFP_KERNEL); This issue was detected with the help of Coccinelle. Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-15Merge branch '100GbE' of ↵David S. Miller
git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/next-queue Jeff Kirsher says: ==================== 100GbE Intel Wired LAN Driver Updates 2019-01-15 This series contains updates to the ice driver only. Bruce fixes an unused variable build warning, which was introduced with the commit 2fd527b72bb6 ("net: ndo_bridge_setlink: Add extack"). Added ethtool support for get_eeprom and get_eeprom_len operations. Added support for bringing down the PHY link optional when the interface is administratively downed. Anirudh refactors the transmit scheduler functions, which results in reduced code duplication and adds a helper function, which all the scheduler functions call instead. Added an LED blinking handler to ethtool. Reworked the queue management code to allow for reuse in future XDP feature support. Updates the driver to be able to preserve the aggregator list after reset by moving it out of port_info and into ice_hw. Added the ability to offload SCTP checksum calculation to the hardware. Added support for new PHY types, which support higher link speeds. Md Fahad makes sure that RSS lookup table and hash key get configured during the rebuild path after a reset. Brett updates the driver to set the physical link state according to the netdev state (up/down). Added support for adaptive/dynamic interrupt moderation in the ice driver, along with the ethtool operations needed. Tony adds software timestamping support by using ethtool_op_get_ts_info(). ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
2019-01-15ice: add const qualifier to mac_addr parameterJacob Keller
The function ice_aq_manage_mac_write takes a pointer to a MAC address. The parameter is not marked const, even though the function doesn't need to modify it. This prevents passing a parameter that is already marked const. Update the function prototype to take a const pointer, to allow passing constant pointers to this function. Signed-off-by: Jacob Keller <jacob.e.keller@intel.com> Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-01-15ice: Add support for new PHY typesAnirudh Venkataramanan
This patch adds code for the detection and operation of several additional PHY types that support higher link speeds. Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-01-15ice: Offload SCTP checksumAnirudh Venkataramanan
This patch adds the ability to offload SCTP checksum calculations to the NIC. Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
2019-01-15ice: Allow for software timestampingTony Nguyen
Use ethtool_op_get_ts_info to provide software timestamping. Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com> Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>